Standard height of a dining chair I have had hours of meetings during the years approximately the proper peak for countertops, tables, pendant lights & more. Some heights are same old, even as others may be particular to a client's request. Here I'll speak about some of the more commonplace heights & how they could impact your design decisions. Use this as a information however understand that there will always be exceptions.
Don't be afraid to invite your builders or clothier for examples or even a mock-up that can assist you visualize your house. How high are standard counters, tables, cabinets, lighting and extra? Find out at a glance here.